JP2015033523A - Hand-operated mobile rack - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a hand-operated mobile rack including an operation display lamp for improving safety as a function for improving the safety of the hand-operated mobile rack, while dispensing with a power supply, cells, batteries and the like.SOLUTION: The hand-operated mobile rack includes an operating handle 3, a handle rotating shaft that is configured integrally with the operating handle 3 and rotates by rotation of the operating handle 3, and a wheel shaft that is connected to the handle rotating shaft and rotatably supported by the bottom of a mobile rack body. The hand-operated mobile rack that can move by rotating the wheel shaft includes: a power-generation rotary shaft; a generator that is attached to the power-generation rotary shaft and generates power induced by the rotation of the power-generation rotary shaft; and a display 19 that is visibly attached to the mobile rack body. The display 19 is lit or blinks on and off by the power obtained from the generator during moving of the hand-operated mobile rack.

Description

  The present invention relates to a manual moving shelf.

  Conventionally, most of the manual movement shelves are often installed in the backyard, and the number of users is limited, the frequency of use is relatively low, and the current functions are less dangerous. However, when this manual moving shelf is installed in an open space, it is considered that the risk increases because it is used by an unspecified number of people who do not know the operation method and operation.

  In an electric mobile shelf, it is possible to call attention to the fact that shelves are moving around by turning on an indicator lamp or making a sound during movement. Since it is human power (manual), unless the power supply is specially drawn in, the indicator lamp cannot be turned on as described above, and drawing in the power supply halves the great merit of the manual moving shelf.

Japanese Patent Laid-Open No. 2003-63620 JP 2012-201141 A

The following is mentioned as a problem of the above-mentioned manual movement shelf. First, when there is an open passage and the moving shelf is moving in the direction in which the passage is closed, there is a risk that a person other than the operator may get caught if he / she tries to enter the passage. In addition, the manual moving shelf is dangerous when touched easily because not only the moving shelf but also the handle of each moving shelf rotates when traveling. In addition, when an operation indicator lamp is added to a manual moving shelf, a commercial power supply is required and a running cost is generated, so that the great merit of the manual moving shelf is lost.
The present invention solves the above-mentioned problems, and as a function for enhancing the safety of the manual type movable shelf, a manual type movable shelf having an operation indicator for enhancing safety while eliminating the need for a power source, a battery, a battery and the like. The purpose is to provide.

  According to the first aspect of the present invention, there is provided an operation handle, a handle rotation shaft that is formed integrally with the operation handle and rotates by rotating the operation handle, and a bottom portion of a movable shelf main body that is connected to the handle rotation shaft. In a manually operated movable shelf that is movable by rotating a wheel shaft that is rotatably supported, a power generation rotary shaft, a generator that is attached to the power generation rotary shaft and generates power as the power generation rotary shaft rotates, And a display attached to the main body of the movable shelf so as to be visible, and the display is turned on or blinked by electric power obtained by the generator while the manual type movable shelf is moving.

  According to a second aspect of the present invention, in the manual moving shelf according to the first aspect, the power generation rotating shaft is configured integrally with the operation handle.

  According to a third aspect of the present invention, in the manual movement shelf according to the second aspect, a speed reduction mechanism is further disposed between the handle rotation shaft and the power generation rotation shaft.

  According to a fourth aspect of the present invention, in the manual moving shelf according to the first aspect, the power generation rotating shaft is the wheel shaft.

  According to a fifth aspect of the present invention, in the manual moving shelf according to any one of the first to fourth aspects, the display device is further disposed in front of the shelf.

  The invention according to claim 6 is the manual moving shelf according to claim 5, wherein two or more of the indicators are provided, and when the shelf moves to the right, the indicator for the right row operates, When the shelf moves to the left, the display for the left line operates.

  The invention according to claim 7 is the manual movable shelf according to claim 6, wherein the indicator is lit in the right color when the shelf goes to the right, and when the shelf goes to the left. It is lit in the color for the left line.

  According to an eighth aspect of the present invention, in the manual moving shelf according to any one of the first to seventh aspects, the light source of the indicator is an LED.

  According to the present invention, since the indicator lights up when the handle is turned to move the manual moving shelf, the operation display can be performed as a function for improving safety while eliminating the need for a power source, a battery, a battery, and the like. Safety can be improved without incurring running costs.

It is the schematic of the manual movement shelf which can apply one Embodiment of this invention. It is the schematic in the steering wheel vicinity of the manual movement shelf used for one Embodiment of this invention. It is the schematic explaining the manual type movement shelf used for the 1st Embodiment of this invention. It is the schematic of the electric circuit used for the 1st Embodiment of this invention. It is the schematic explaining the manual type movement shelf used for the 2nd Embodiment of this invention. It is the schematic of the electric circuit used for the 2nd Embodiment of this invention. It is the schematic of the mechanical switch used for the 3rd Embodiment of this invention. It is the schematic of the mechanical switch used for the 4th Embodiment of this invention. It is the schematic of the steering wheel vicinity used for the 5th Embodiment of this invention.

  FIG. 1 shows a manual moving shelf that employs an embodiment of the present invention. In the same figure, (a) is a front view, (b) is a side view, and (c) is a bottom view.

  The front panel 2 of the manual moving shelf 1 is provided with a handle 3 that is gripped by an operator during movement and rotated in the same direction as the shelf is moved. As shown in FIG. 2, the handle 3 is integrally provided with a handle shaft 4 which is a rotating shaft, and the handle shaft 4 is rotatably attached to the front panel 2 by two bearings 5. A sprocket 6 is fixed on the center of the handle shaft 4, and a dynamo 8 as a generator is attached to the end of the handle shaft 4 via a coupling 7.

  As shown in FIGS. 1 and 2, a sprocket 9 is attached to the front panel 2 positioned below the sprocket 6, and a small diameter portion 10 a having substantially the same diameter as the sprockets 6 and 9 and the sprocket 6 are further provided below the sprocket 9. , 9 and a two-stage sprocket 10 having a large-diameter portion 10b having a larger diameter than that. A chain 11 is stretched over the sprockets 6 and 9 and the large diameter portion 10b, and the rotational force of the handle 3 by the operator is transmitted to the two-stage sprocket 10.

  As shown in FIG. 1 (c), the two-stage sprocket 10 integrally connects a small diameter portion 10a and a large diameter portion 10b by an intermediate shaft 10c, and a bottom surface of the manual movable shelf 1 is in the vicinity of the small diameter portion 10a. And a sprocket 12 fixed to a drive shaft 14 to which a drive wheel 13 is attached. A chain 15 is stretched between the small diameter portion 10 a and the sprocket 12, and the rotation of the small diameter portion 10 a is transmitted to the drive wheel 13. A driven wheel 16 that is rotatably supported by a driven shaft 17 is disposed on the bottom surface of the manual moving shelf 1 and at a position facing the driving wheel 13.

  1A, when the handle 3 is rotated clockwise by the operator in FIG. 1A, this rotational force is transmitted to the large diameter portion 10b via the handle shaft 4, the sprockets 6 and 9, and the chain 11. Further, it is transmitted to the sprocket 12 through the intermediate shaft 10c, the small diameter portion 10a, and the chain 15, and the drive wheel 13 rotates, so that the manual moving shelf 1 moves rightward in FIG.

  FIG. 3 is a front view of the manual movable shelf 18 used in the first embodiment of the present invention, and FIG. 4 is an electric circuit diagram of the manual movable shelf 18. In the manual movement shelf 18, the same reference numerals are assigned to the same parts as those of the above-described manual movement shelf 1, and detailed descriptions thereof are omitted. The quadruple moving shelf 18 has a handle 3 and a single LED lamp 19 as a display on the front panel 2 thereof. Below the front panel 2, a drive wheel 13 and a driven wheel 16 are provided. As with the manual movement shelf 1, the manual movement shelf 18 is rotated clockwise when the handle 3 is rotated by the operator. In FIG. In FIG. 4, reference numeral 8 denotes a dynamo. The dynamo 8 generates power by rotating the handle 3 and the LED lamp 19 is lit.

  FIG. 3 (a) shows a state in which the passage (5) is formed. From this state, when the handle 3 of the manual movement shelf 18C is rotated clockwise to form the passage (3), While the manual type movement shelf 18C goes to the right, the manual type movement shelf 18D is also pushed by this, and the passage (3) is formed as shown in FIG. 3 (c). During this movement, the handle 3 of the manual moving shelf 18D is also rotated, and each handle 3 of each moving shelf 18C, 18D is rotated, so that each dynamo 8 generates power, and each LED lamp 19 of each moving shelf 18C, 18D. Lights up.

  FIG. 5 is a front view of a manual movable shelf 20 used in the second embodiment of the present invention, and FIG. 6 is an electric circuit diagram of the manual movable shelf 20. In the manual movement shelf 20, the same parts as those of the above-described manual movement shelf 1 are denoted by the same reference numerals, and detailed description thereof is omitted. The quadruple moving shelf 20 has a handle 3 and two LED lamps 21a and 21b as displays on the front panel 2 thereof. A driving wheel 13 and a driven wheel 16 are provided below the front panel 2. When the handle 3 is rotated clockwise by the operator, the manual moving shelf 20 is the same as the manual moving shelf 1. In FIG. In FIG. 6, reference numeral 8 denotes a dynamo, and reference numeral 22 denotes an incremental encoder. When the dynamo 8 generates power by the rotation of the handle 3 and the manual moving shelf 20 moves left based on the detection of the encoder 22. When the LED lamp 21a goes right, the LED lamp 21b lights up.

  FIG. 5 (a) shows a state where the passage (5) is formed. From this state, when the handle 3 of the manual movement shelf 20B is rotated clockwise to form the passage (2), While the manual type moving shelf 20B moves rightward, the manual type moving shelves 20C and 20D are also pushed and driven to form the passage (2) as shown in FIG. 5 (c). During this movement, the handles 3 of the manual moving shelves 20C and 20D are also rotated, and the respective handles 3 of the respective moving shelves 20B, 20C, and 20D are rotated, so that each dynamo 8 generates power, and the encoder 22 is generated by each moving shelf 20B. , 20C, 20D, the LED lamps 21b of the respective moving shelves 20B, 20C, 20D are lit as shown in FIG. 5C, when any one of the movable shelves 20B, 20C, and 20D is rotated counterclockwise and goes left, the LED lamp 21a of the moving movable shelf 20 is moved. Lights up.

  According to each embodiment of the present invention from the above-described configuration, the LED lamps 19 and 21 are lit when the handle 3 is turned to move the manual movement shelves 18 and 20, so that a power source, a battery, a battery, and the like are not required. In addition, an operation display can be performed as a function for improving safety, and safety can be improved without incurring running costs. In each of the above embodiments, the LED lamps 19 and 21 are turned on when the handle 3 is turned. However, the LED lamps 19 and 21 may be blinked.

  Further, in each of the above embodiments, the configuration in which the dynamo 8 is attached to the handle shaft 4 is shown. However, the same effect can be obtained even if the dynamo 8 is attached to the intermediate shaft 10c, the drive shaft 14, or the driven shaft 17. Further, in the second embodiment, the LED lamp 21a is turned on when the manual moving shelf 20 moves to the left, and the LED lamp 21b is turned on when the manual movement shelf 20 moves to the right. However, instead of the LED lamps 21a and 21b, Other color LED lamps that are lit in the color for the left row when performing the left row and that are lit in the color for the right row when performing the right row may be used.

  In the second embodiment described above, the manual moving shelf 20 has two LED lamps 21a and 21b, and the moving direction of the shelf is electrically detected by the encoder 22, and any of the LED lamps 21a and 21b is detected. However, instead of the encoder 22, a configuration for mechanically detecting the moving direction of the shelf may be employed. An example is shown below.

  FIG. 7 shows a manual moving shelf 23 used in the third embodiment of the present invention. The manual movement shelf 23 includes two LED lamps (not shown) similar to the LED lamps 21a and 21b on the front side of the front panel 2, and is attached to the handle shaft 4 by rotating the handle 3 (not shown). The dynamo generates power and one of the LED lamps lights up according to the moving direction of the shelf.

  A plurality of (16 in this example) blade members are located on the back side of the front panel 2 between the position where the handle 3 of the handle shaft 4 is attached and the position where the dynamo (not shown) is attached. 24 is attached. The blade member 24 is configured by an elastic member having a certain degree of rigidity such as an iron plate or a high-hardness resin plate. A left limit switch 25 and a right limit switch 26 are disposed at the 3 o'clock and 9 o'clock positions around the handle shaft 4. The left limit switch 25 has a dog 25a, and a switch plate 27 having a base end swingably supported on the front panel 2 and a free end placed on the dog 25a is disposed above the limit switch 25. . The right limit switch 26 has a dog 26a, and a switch plate 28 having a base end swingably supported on the front panel 2 and a free end placed on the dog 26a is disposed above the right limit switch 26. . Each of the switch plates 27 and 28 is made of an elastically deformable resin plate such as polyethylene terephthalate, and is arranged so that its free end can come into contact with the rotating blade member 24.

  With the above configuration, when the handle 3 is rotated by the operator in the direction of the arrow in FIG. 7 (clockwise as viewed from the front side of the front panel 2), the blade member 24 attached to the handle shaft 4 is moved to the switch plate 28. Is pushed down and the dog 26a is pushed down, and the right limit switch 26 is turned on. After the dog 26a is pushed down, the switch plate 28 is elastically deformed and the blade member 24 passes. On the other hand, the blade member 24 that has come into contact with the switch plate 27 pushes it up, so that the dog 25a is not pushed down, and the left limit switch 25 is not turned on. Thereby, it is detected that the manual type movement shelf 23 is moved rightward. Further, when the handle 3 is rotated in the direction opposite to the arrow in FIG. 7 (counterclockwise direction when viewed from the front surface side of the front panel 2), the opposite is true. With this configuration, it is possible to obtain the same effects as those of the second embodiment.

  FIG. 8 shows a manual moving shelf 29 used in the fourth embodiment of the present invention. The manual movement shelf 29 includes two LED lamps (not shown) similar to the LED lamps 21a and 21b on the front surface side of the front panel 2, and is attached to the handle shaft 4 by rotating the handle 3 (not shown). The dynamo generates power and one of the LED lamps lights up according to the moving direction of the shelf.

  A disc 30 is attached to a position on the back side of the front panel 2 between a position where the handle 3 of the handle shaft 4 is attached and a position where a dynamo (not shown) is attached. Four blade members 31 are attached to one surface of the disc 30 at equal intervals, and four blade members 32 are attached to the other surface of the disc 30 at equal intervals. The blade member 31 and the blade member 32 are radially arranged in such a manner that their phases are shifted by 45 degrees. Each blade member 31, 32 is constituted by an elastic member having a certain degree of rigidity such as an iron plate or a high hardness resin plate. The blade member 31 is configured to be rotatable only in the counterclockwise direction from the standing state shown in FIG. 8A, and the blade member 32 is configured to be rotatable only in the clockwise direction from the same state. Yes.

  A right row switch 33 and a left row switch 34 are disposed at a position above the handle shaft 4. The right row switch 33 is disposed at a position where it can contact the blade member 31, and the left row switch 34 is disposed at a position where it can contact the blade member 32. The switches 33 and 34 are formed of an elastic member having a certain level of strength.

  With the above configuration, when the handle 3 is rotated counterclockwise in FIG. 8 by the operator (clockwise as viewed from the front surface side of the front panel 2), the blade member 31 attached to the disk 30 is moved to the right. The row switch 33 is touched and pushed upward, and the right row switch 33 is turned on as shown in FIG. After the right switch 33 is pushed up, the blade member 32 comes into contact with the left switch 34. However, since the blade member 32 comes into contact with the switch 34 and falls down, the right switch 33 is kept on. Thereby, it is detected that the manual type movement shelf 29 is moved rightward. Further, when the handle 3 is rotated in the clockwise direction of FIG. 8 (counterclockwise direction when viewed from the front side of the front panel 2), the reverse is true. With this configuration, it is possible to obtain the same effects as those of the second embodiment.

  FIG. 9 shows a fifth embodiment of the present invention. In the fifth embodiment, parts similar to those in the first embodiment are denoted by the same reference numerals, and detailed descriptions thereof are omitted. The front panel 2 is provided with a handle 3, and the handle 3 is integrally provided with a handle shaft 4 that is rotatably attached to the front panel 2 by two bearings 5. A two-stage sprocket 35 is fixed to the handle shaft 4, and a sprocket 9 is attached to a position corresponding to the small diameter portion of the two-stage sprocket 35 and a sprocket 36 is attached to a position corresponding to the large diameter portion. A dynamo 8 is attached via a shaft 37 which is a shaft. With the above-described configuration, the large-diameter portion of the two-stage sprocket 35 and the sprocket 36 constitute a speed reduction mechanism, and sufficient power to turn on or blink the LED lamps 19 and 21 even when the speed of rotating the handle 3 is low. Can be obtained.

  In each of the above-described embodiments, when the handle of the manual moving shelf to be moved is rotated, the handle of the manual moving shelf that moves following the manual moving shelf is also rotated. By incorporating a one-way clutch that does not transmit the rotational force from the side, it is possible to have a configuration that does not rotate the handle of the manually operated moving shelf that moves following the clutch.

1, 18, 20, 23, 29 Manual type moving shelf 3 Handle 4 Power generation rotating shaft (handle shaft)
8 Generator (Dynamo)
14 Drive shaft 17 Drive shaft 19, 21 Display (LED lamp)
37 Power generation rotating shaft (shaft)

Claims (8)

An operation handle, a handle rotation shaft that is configured integrally with the operation handle and rotates by rotating the operation handle, and a wheel shaft that is rotatably supported at the bottom of a movable shelf main body connected to the handle rotation shaft In the manual movement shelf that can move by rotating,
A power generation rotating shaft; a power generator that is attached to the power generation rotating shaft and generates power in accordance with the rotation of the power generation rotating shaft; and a display that is attached to the movable shelf body so as to be visible. A manual moving shelf, wherein the indicator is lit or blinked by electric power obtained by the generator during the movement. In the manual movement shelf of Claim 1,
The power generation rotating shaft is configured integrally with the operation handle. In the manual movement shelf of Claim 2,
A manual moving shelf, wherein a speed reduction mechanism is disposed between the handle rotation shaft and the power generation rotation shaft. In the manual movement shelf of Claim 1,
The power generation rotating shaft is the wheel shaft. In the manual movement shelf as described in any one of Claim 1 thru | or 4,
The manual moving shelf, wherein the indicator is disposed in front of the shelf. In the manual movement shelf of Claim 5,
Two or more indicators are provided, and when the shelf moves to the right, the indicator for the right row operates, and when the shelf moves to the left, the indicator for the left row operates. With manual moving shelf. In the manual movement shelf of Claim 6,
The manual moving shelf is characterized in that the indicator is lit in the right color when the shelf is on the right, and is lit in the left color when the shelf is on the left. In the manual movement shelf as described in any one of Claim 1 thru | or 7,
A manual moving shelf, wherein the light source of the display is an LED.

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